724 DR. J. C. cox ON NEW AUSTRALIAN LAND-SHELLS. [ June 27, 



not very closely allied to either. The red markings are very cha- 

 racteristic. 



6. Helix penolensis, mihi. 



H. testa umbilicata, subgloboso-depressa, tenuiuscula, striatula, 

 pallide cornea, nitidiuseula ; spira late et obtuse conica ; anfrA, 

 plunato-convexis, ultimo obtuse carinato, non descendente, subtus 

 convexiore ; apertura angulato-lunari ; peristomate simplici, 

 recto, margi.ne dextro vix curvato, ad carinam angulato, turn 

 urcuato, fere semicirculum formante, columellari superne cal- 

 loso, breviter dilatato, et paululum rejlexo, umbilicum parvum 

 semitegente. 



Diam. maj. 01.5, min. 0*13, alt. 0'08 unc. 



Hab. Penola, South Australia {Rev. J. E. Terrison Woods). 



A rather dull, horny, broadly semiconical species, allied to H. tur- 

 riculata, mihi. 



7. Helix turriculata, mihi. 



H. testa minute umbilicata, semigloboso-conoidea, pallide corneo- 

 vitrea, nitidiuseula, tenuissima, iindique tenuiter striatula ; 

 spira conica, obtusa ; anfr. 6, lente accrescentibus, convexius- 

 culis, ultimo carinato, non descendente, basi leviter declivi, 

 striatulo ut supra, sed nitidiore ; apertura tnodice obliqua, an- 

 gulato -lunat a ; peristomate simplici, tenui, antice leviter angu- 

 lato, margine columellari supra modice dilatato et fornicatim 

 expanso. 

 Diam. maj. Q-\f>, min. 013, alt. 010 unc. 

 Hab. Miriam Vale, Port Curtis, Queensland. 

 A delicate, glassy, conical species, the very regular spire of which 

 is thrice as high as the base. It may be regarded as belonging to 

 the section Conulus, and is nearly allied to the less trochiform and 

 hyaline, but more coarsely sculptured //. umbraculorum. Cox. 



8. Helix avidorum, mihi. 



H. testa profunde umbilicata, depresso-globosa, tenui, parutn 

 nitente, radiatim rugoso-striata, et (sub lente) subtilissime gra- 

 nulata, corneo-lutescente ; spira parva, late depressa ; apice 

 obtusa, sutura impressa ; anfr. 4f , convexis, ultimo peramplo, 

 rotundato, tumido, basi pallidiore et Iceviore ; apertura lunato- 

 circulari, peristomate tenui, recto, rejlexo, marginibus conniven- 

 tibus, columellari basi modice dilatato, umbilici semissetn ob- 

 tegente. 

 . Diam. maj. 0-55, min. 0'4.5, alt. 0*30 unc. 



Hab. Clarence River, New South Wales (under logs in open iron- 

 bark ranges, burrowing in wet weather) {MacGillivrag) ; Brisbane, 

 Queensland {Masters) . 



9. Helix marcescens, mihi. 



H. testa anguste et profunde umbilicata, depresso-orbiculari, tenui, 

 translucente, nitidiuseula, levissime rugoso-striata et {sub lente) 



